Bicycle rack



FIG. 1 is a perspective view of a bicycle rack showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a bicycle rack showing a second embodiment of my new design;

FIG. 8 is a rear elevational view of FIG. 7; and

FIG. 9 is a top plan view of FIG. 7. 

The ornamental design for a bicycle rack, as shown and described. 